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WIP: MaterialX addon #104594

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Bogdan Nagirniak wants to merge 34 commits from BogdanNagirniak/blender-addons:materialx-addon into main
pull from: BogdanNagirniak/blender-addons:materialx-addon
merge into: blender:main

When changing the target branch, be careful to rebase the branch in your fork to match. See documentation.
Conversation 3 Commits 34 Files Changed 18 +119 -383
20 changed files with 119 additions and 383 deletions
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4
materialx/__init__.py
View File

@ -46,14 +46,14 @@ def register():
register_classes()
nodes.register()
matlib.register()
material.register()
matlib.register()
def unregister():
log("unregister")
material.unregister()
matlib.unregister()
material.unregister()
nodes.unregister()
unregister_classes()

115
materialx/bl_nodes/__init__.py
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@ -1,87 +1,38 @@
# SPDX-License-Identifier: GPL-2.0-or-later
# Copyright 2022, AMD
from nodeitems_utils import (
NodeCategory,
NodeItem,
register_node_categories,
unregister_node_categories,
from .. import logging
log = logging.Log("bl_nodes")
from . import (
color,
converter,
input,
output,
shader,
texture,
vector,
)
from nodeitems_builtins import (
ShaderNodeCategory,
node_parser_classes = (
output.ShaderNodeOutputMaterial,
color.ShaderNodeInvert,
color.ShaderNodeMixRGB,
converter.ShaderNodeMath,
input.ShaderNodeValue,
input.ShaderNodeRGB,
shader.ShaderNodeAddShader,
shader.ShaderNodeMixShader,
shader.ShaderNodeEmission,
shader.ShaderNodeBsdfGlass,
shader.ShaderNodeBsdfDiffuse,
shader.ShaderNodeBsdfPrincipled,
texture.ShaderNodeTexImage,
vector.ShaderNodeNormalMap,
)
from .. import utils
class CompatibleShaderNodeCategory(NodeCategory):
""" Appear with an active USD plugin in Material shader editor only """
@classmethod
def poll(cls, context):
return context.space_data.tree_type == 'ShaderNodeTree'
# add nodes here once they are supported
node_categories = [
CompatibleShaderNodeCategory(utils.with_prefix("SHADER_NODE_CATEGORY_INPUT", '_', True), "Input", items=[
NodeItem('ShaderNodeRGB'),
NodeItem('ShaderNodeValue'),
], ),
CompatibleShaderNodeCategory(utils.with_prefix("SHADER_NODE_CATEGORY_OUTPUT", '_', True), "Output", items=[
NodeItem('ShaderNodeOutputMaterial'),
], ),
CompatibleShaderNodeCategory(utils.with_prefix("SHADER_NODE_CATEGORY_SHADERS", '_', True), "Shader", items=[
NodeItem('ShaderNodeBsdfDiffuse'),
NodeItem('ShaderNodeBsdfGlass'),
NodeItem('ShaderNodeEmission'),
NodeItem('ShaderNodeBsdfPrincipled'),
]),
CompatibleShaderNodeCategory(utils.with_prefix("SHADER_NODE_CATEGORY_TEXTURE", '_', True), "Texture", items=[
NodeItem('ShaderNodeTexImage'),
], ),
CompatibleShaderNodeCategory(utils.with_prefix("SHADER_NODE_CATEGORY_COLOR", '_', True), "Color", items=[
NodeItem('ShaderNodeInvert'),
NodeItem('ShaderNodeMixRGB'),
], ),
CompatibleShaderNodeCategory(utils.with_prefix("SHADER_NODE_CATEGORY_CONVERTER", '_', True), "Converter", items=[
NodeItem('ShaderNodeMath'),
], ),
CompatibleShaderNodeCategory(utils.with_prefix("SHADER_NODE_CATEGORY_VECTOR", '_', True), "Vector", items=[
NodeItem('ShaderNodeNormalMap'),
], ),
CompatibleShaderNodeCategory(utils.with_prefix("SHADER_NODE_CATEGORY_LAYOUT", '_', True), "Layout", items=[
NodeItem('NodeFrame'),
NodeItem('NodeReroute'),
], ),
]
# some nodes are hidden from plugins by Cycles itself(like Material Output), some we could not support.
# thus we'll hide 'em all to show only selected set of supported Blender nodes
# custom HdUSD_CompatibleShaderNodeCategory will be used instead
# def hide_cycles_and_eevee_poll(method):
# @classmethod
# def func(cls, context):
# return not context.scene.render.engine == 'HdUSD' and method(context)
# return func
old_shader_node_category_poll = None
def register():
# hide Cycles/Eevee menu
# global old_shader_node_category_poll
# old_shader_node_category_poll = ShaderNodeCategory.poll
# ShaderNodeCategory.poll = hide_cycles_and_eevee_poll(ShaderNodeCategory.poll)
# use custom menu
register_node_categories(utils.with_prefix("NODES", '_', True), node_categories)
def unregister():
# restore Cycles/Eevee menu
# if old_shader_node_category_poll and ShaderNodeCategory.poll is not old_shader_node_category_poll:
# ShaderNodeCategory.poll = old_shader_node_category_poll
# remove custom menu
unregister_node_categories(utils.with_prefix("NODES", '_', True))

6
materialx/bl_nodes/nodes/color.py → materialx/bl_nodes/color.py
View File

@ -1,10 +1,8 @@
# SPDX-License-Identifier: GPL-2.0-or-later
# Copyright 2022, AMD
from ..node_parser import NodeParser
from ... import logging
log = logging.Log("bl_nodes.nodes.color")
from .node_parser import NodeParser
from . import log
class ShaderNodeInvert(NodeParser):

6
materialx/bl_nodes/nodes/converter.py → materialx/bl_nodes/converter.py
View File

@ -1,10 +1,8 @@
# SPDX-License-Identifier: GPL-2.0-or-later
# Copyright 2022, AMD
from ..node_parser import NodeParser
from ... import logging
log = logging.Log("bl_nodes.nodes.converter")
from .node_parser import NodeParser
from . import log
class ShaderNodeMath(NodeParser):

2
materialx/bl_nodes/nodes/input.py → materialx/bl_nodes/input.py
View File

@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0-or-later
# Copyright 2022, AMD
from ..node_parser import NodeParser
from .node_parser import NodeParser
class ShaderNodeValue(NodeParser):

5
materialx/bl_nodes/node_parser.py
View File

@ -9,6 +9,7 @@ import MaterialX as mx
from .. import utils
from ..utils import pass_node_reroute
from ..nodes import get_mx_node_cls
from .. import logging
log = logging.Log("bl_nodes.node_parser")
@ -265,8 +266,8 @@ class NodeParser:
@staticmethod
def get_node_parser_cls(bl_idname):
""" Returns NodeParser class for node_idname or None if not found """
from . import nodes
return getattr(nodes, bl_idname, None)
from . import node_parser_classes
return next((cls for cls in node_parser_classes if cls.__name__ == bl_idname), None)
# INTERNAL FUNCTIONS
def _export_node(self, node, out_key, to_socket, group_node=None):

10
materialx/bl_nodes/nodes/__init__.py
View File

@ -1,10 +0,0 @@
# SPDX-License-Identifier: GPL-2.0-or-later
# Copyright 2022, AMD
from .input import *
from .output import *
from .shader import *
from .texture import *
from .color import *
from .converter import *
from .vector import *

2
materialx/bl_nodes/nodes/output.py → materialx/bl_nodes/output.py
View File

@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0-or-later
# Copyright 2022, AMD
from ..node_parser import NodeParser, Id
from .node_parser import NodeParser, Id
class ShaderNodeOutputMaterial(NodeParser):

6
materialx/bl_nodes/nodes/shader.py → materialx/bl_nodes/shader.py
View File

@ -3,10 +3,8 @@
import math
from ..node_parser import NodeParser
from ... import logging
log = logging.Log("bl_nodes.nodes.shader")
from .node_parser import NodeParser
from . import log
SSS_MIN_RADIUS = 0.0001

4
materialx/bl_nodes/nodes/texture.py → materialx/bl_nodes/texture.py
View File

@ -1,8 +1,8 @@
# SPDX-License-Identifier: GPL-2.0-or-later
# Copyright 2022, AMD
from ..node_parser import NodeParser
from ...utils import cache_image_file
from .node_parser import NodeParser
from ..utils import cache_image_file
TEXTURE_ERROR_COLOR = (1.0, 0.0, 1.0) # following Cycles color for wrong Texture nodes

5
materialx/bl_nodes/nodes/vector.py → materialx/bl_nodes/vector.py
View File

@ -1,10 +1,9 @@
# SPDX-License-Identifier: GPL-2.0-or-later
# Copyright 2022, AMD
from ..node_parser import NodeParser
from .node_parser import NodeParser
from . import log
from ... import logging
log = logging.Log("bl_nodes.nodes.vector")
DEFAULT_SPACE = 'OBJECT'

2
materialx/logging.py
View File

@ -11,7 +11,7 @@ FORMAT_STR = "%(asctime)s %(levelname)s %(name)s [%(thread)d]: %(message)s"
# root logger for the addon
logger = logging.getLogger(ADDON_ALIAS)
logger.setLevel('DEBUG')
logger.setLevel('INFO')
# file_handler = logging.handlers.RotatingFileHandler(PLUGIN_ROOT_DIR / 'usdhydra.log',
# mode='w', encoding='utf-8', delay=True,

24
materialx/material/__init__.py
View File

@ -3,27 +3,12 @@
import bpy
class MATERIALX_Panel(bpy.types.Panel):
bl_space_type = 'PROPERTIES'
bl_region_type = 'WINDOW'
bl_context = 'render'
class MATERIALX_ChildPanel(bpy.types.Panel):
bl_space_type = 'PROPERTIES'
bl_region_type = 'WINDOW'
bl_parent_id = ''
from . import (
ui,
properties
)
register_classes, unregister_classes = bpy.utils.register_classes_factory([
ui.MATERIAL_PT_context,
ui.MATERIAL_PT_preview,
ui.MATERIAL_OP_new_mx_node_tree,
ui.MATERIAL_OP_duplicate_mx_node_tree,
ui.MATERIAL_OP_convert_shader_to_mx,
@ -31,17 +16,14 @@ register_classes, unregister_classes = bpy.utils.register_classes_factory([
ui.MATERIAL_OP_link_mx_node_tree,
ui.MATERIAL_OP_unlink_mx_node_tree,
ui.MATERIAL_MT_mx_node_tree,
ui.MATERIAL_PT_material,
ui.MATERIAL_PT_material_settings_surface,
ui.MATERIAL_PT_materialx,
ui.MATERIAL_PT_materialx_surfaceshader,
ui.MATERIAL_PT_materialx_displacementshader,
ui.MATERIAL_OP_link_mx_node,
ui.MATERIAL_OP_invoke_popup_input_nodes,
ui.MATERIAL_OP_invoke_popup_shader_nodes,
ui.MATERIAL_OP_remove_node,
ui.MATERIAL_OP_disconnect_node,
ui.MATERIAL_PT_material_settings_displacement,
ui.MATERIAL_PT_output_surface,
ui.MATERIAL_PT_output_displacement,
ui.MATERIAL_PT_output_volume,
ui.MATERIAL_OP_export_mx_file,
ui.MATERIAL_OP_export_mx_console,
ui.MATERIAL_PT_tools,

5
materialx/material/properties.py
View File

@ -7,7 +7,7 @@ import bpy
import MaterialX as mx
from ..node_tree import MxNodeTree
from ..bl_nodes.nodes import ShaderNodeOutputMaterial
from ..bl_nodes.output import ShaderNodeOutputMaterial
from ..utils import MX_LIBS_DIR
from ..utils import logging, get_temp_file, MaterialXProperties
@ -30,8 +30,7 @@ class MaterialProperties(MaterialXProperties):
return None
return next((node for node in material.node_tree.nodes if
# TODO add implementation
# node.bl_idname == ShaderNodeOutputMaterial.__name__ and
node.bl_idname == ShaderNodeOutputMaterial.__name__ and
node.is_active_output), None)
def export(self, obj: bpy.types.Object) -> [mx.Document, None]:

281
materialx/material/ui.py
View File

@ -8,97 +8,19 @@ import MaterialX as mx
import bpy
from bpy_extras.io_utils import ExportHelper
from . import MATERIALX_Panel, MATERIALX_ChildPanel
from ..node_tree import MxNodeTree, NODE_LAYER_SEPARATION_WIDTH
from ..nodes.node import is_mx_node_valid
from .. import utils
from ..preferences import addon_preferences
from ..utils import pass_node_reroute, title_str, mx_properties
from ..preferences import addon_preferences
from ..utils import logging
log = logging.Log(tag='material.ui')
class MATERIAL_PT_context(MATERIALX_Panel):
bl_label = ""
bl_context = "material"
bl_options = {'HIDE_HEADER'}
@classmethod
def poll(cls, context):
if context.active_object and context.active_object.type == 'GPENCIL':
return False
else:
return context.material or context.object
def draw(self, context):
layout = self.layout
material = context.material
object = context.object
slot = context.material_slot
space = context.space_data
if object:
is_sortable = len(object.material_slots) > 1
rows = 1
if is_sortable:
rows = 4
row = layout.row()
row.template_list("MATERIAL_UL_matslots", "", object, "material_slots", object,
"active_material_index", rows=rows)
col = row.column(align=True)
col.operator("object.material_slot_add", icon='ADD', text="")
col.operator("object.material_slot_remove", icon='REMOVE', text="")
col.menu("MATERIAL_MT_context_menu", icon='DOWNARROW_HLT', text="")
if is_sortable:
col.separator()
col.operator("object.material_slot_move", icon='TRIA_UP', text="").direction = 'UP'
col.operator("object.material_slot_move", icon='TRIA_DOWN', text="").direction = 'DOWN'
if object.mode == 'EDIT':
row = layout.row(align=True)
row.operator("object.material_slot_assign", text="Assign")
row.operator("object.material_slot_select", text="Select")
row.operator("object.material_slot_deselect", text="Deselect")
split = layout.split(factor=0.65)
if object:
split.template_ID(object, "active_material", new=utils.with_prefix("material_duplicate_mat_mx_node_tree"))
row = split.row()
if slot:
row.prop(slot, "link", text="")
else:
row.label()
elif material:
split.template_ID(space, "pin_id")
split.separator()
class MATERIAL_PT_preview(MATERIALX_Panel):
bl_label = "Preview"
bl_context = "material"
bl_options = {'DEFAULT_CLOSED'}
@classmethod
def poll(cls, context):
return context.material
def draw(self, context):
self.layout.template_preview(context.material)
class MATERIAL_OP_new_mx_node_tree(bpy.types.Operator):
"""Create new MaterialX node tree for selected material"""
bl_idname = utils.with_prefix("material_new_mx_node_tree")
bl_idname = utils.with_prefix('material_new_mx_node_tree')
bl_label = "New"
def execute(self, context):
@ -112,7 +34,7 @@ class MATERIAL_OP_new_mx_node_tree(bpy.types.Operator):
class MATERIAL_OP_duplicate_mat_mx_node_tree(bpy.types.Operator):
"""Create duplicates of Material and MaterialX node tree for selected material"""
bl_idname = utils.with_prefix("material_duplicate_mat_mx_node_tree")
bl_idname = utils.with_prefix('material_duplicate_mat_mx_node_tree')
bl_label = ""
def execute(self, context):
@ -123,7 +45,7 @@ class MATERIAL_OP_duplicate_mat_mx_node_tree(bpy.types.Operator):
class MATERIAL_OP_duplicate_mx_node_tree(bpy.types.Operator):
"""Create duplicate of MaterialX node tree for selected material"""
bl_idname = utils.with_prefix("material_duplicate_mx_node_tree")
bl_idname = utils.with_prefix('material_duplicate_mx_node_tree')
bl_label = ""
def execute(self, context):
@ -138,7 +60,7 @@ class MATERIAL_OP_duplicate_mx_node_tree(bpy.types.Operator):
class MATERIAL_OP_convert_shader_to_mx(bpy.types.Operator):
"""Converts standard shader node tree to MaterialX node tree for selected material"""
bl_idname = utils.with_prefix("material_convert_shader_to_mx")
bl_idname = utils.with_prefix('material_convert_shader_to_mx')
bl_label = "Convert to MaterialX"
def execute(self, context):
@ -150,7 +72,7 @@ class MATERIAL_OP_convert_shader_to_mx(bpy.types.Operator):
class MATERIAL_OP_link_mx_node_tree(bpy.types.Operator):
"""Link MaterialX node tree to selected material"""
bl_idname = utils.with_prefix("material_link_mx_node_tree")
bl_idname = utils.with_prefix('material_link_mx_node_tree')
bl_label = ""
mx_node_tree_name: bpy.props.StringProperty(default="")
@ -162,7 +84,7 @@ class MATERIAL_OP_link_mx_node_tree(bpy.types.Operator):
class MATERIAL_OP_unlink_mx_node_tree(bpy.types.Operator):
"""Unlink MaterialX node tree from selected material"""
bl_idname = utils.with_prefix("material_unlink_mx_node_tree")
bl_idname = utils.with_prefix('material_unlink_mx_node_tree')
bl_label = ""
def execute(self, context):
@ -171,7 +93,7 @@ class MATERIAL_OP_unlink_mx_node_tree(bpy.types.Operator):
class MATERIAL_MT_mx_node_tree(bpy.types.Menu):
bl_idname = "MATERIAL_MT_mx_node_tree"
bl_idname = utils.with_prefix('MATERIAL_MT_mx_node_tree', '_', True)
bl_label = "MX Nodetree"
def draw(self, context):
@ -189,8 +111,11 @@ class MATERIAL_MT_mx_node_tree(bpy.types.Menu):
op.mx_node_tree_name = ng.name
class MATERIAL_PT_material(MATERIALX_Panel):
bl_label = ""
class MATERIAL_PT_materialx(bpy.types.Panel):
bl_idname = utils.with_prefix("MATERIAL_PT_materialx", '_', True)
bl_label = "MaterialX"
bl_space_type = 'PROPERTIES'
bl_region_type = 'WINDOW'
bl_context = "material"
@classmethod
@ -201,12 +126,7 @@ class MATERIAL_PT_material(MATERIALX_Panel):
mat_materialx = mx_properties(context.material)
layout = self.layout
split = layout.row(align=True).split(factor=0.4)
row = split.column()
row.alignment = 'RIGHT'
row.label(text="MaterialX")
row = split.row()
row = row.row(align=True)
row = layout.row(align=True)
row.menu(MATERIAL_MT_mx_node_tree.bl_idname, text="", icon='MATERIAL')
if mat_materialx.mx_node_tree:
@ -219,14 +139,10 @@ class MATERIAL_PT_material(MATERIALX_Panel):
row.operator(MATERIAL_OP_convert_shader_to_mx.bl_idname, icon='FILE_TICK', text="Convert")
row.operator(MATERIAL_OP_new_mx_node_tree.bl_idname, icon='ADD', text="")
def draw_header(self, context):
layout = self.layout
layout.label(text=f"Material: {context.material.name}")
class MATERIAL_OP_link_mx_node(bpy.types.Operator):
"""Link MaterialX node"""
bl_idname = utils.with_prefix("material_link_mx_node")
bl_idname = utils.with_prefix('material_link_mx_node')
bl_label = ""
new_node_name: bpy.props.StringProperty()
@ -259,7 +175,7 @@ class MATERIAL_OP_link_mx_node(bpy.types.Operator):
class MATERIAL_OP_invoke_popup_input_nodes(bpy.types.Operator):
"""Open panel with nodes to link"""
bl_idname = utils.with_prefix("material_invoke_popup_input_nodes")
bl_idname = utils.with_prefix('material_invoke_popup_input_nodes')
bl_label = ""
input_num: bpy.props.IntProperty()
@ -324,7 +240,7 @@ class MATERIAL_OP_invoke_popup_input_nodes(bpy.types.Operator):
class MATERIAL_OP_invoke_popup_shader_nodes(bpy.types.Operator):
"""Open panel with shader nodes to link"""
bl_idname = utils.with_prefix("material_invoke_popup_shader_nodes")
bl_idname = utils.with_prefix('material_invoke_popup_shader_nodes')
bl_label = ""
input_num: bpy.props.IntProperty()
@ -378,7 +294,7 @@ class MATERIAL_OP_invoke_popup_shader_nodes(bpy.types.Operator):
class MATERIAL_OP_remove_node(bpy.types.Operator):
"""Remove linked node"""
bl_idname = utils.with_prefix("material_remove_node")
bl_idname = utils.with_prefix('material_remove_node')
bl_label = "Remove"
input_node_name: bpy.props.StringProperty()
@ -402,7 +318,7 @@ class MATERIAL_OP_remove_node(bpy.types.Operator):
class MATERIAL_OP_disconnect_node(bpy.types.Operator):
"""Disconnect linked node"""
bl_idname = utils.with_prefix("material_disconnect_node")
bl_idname = utils.with_prefix('material_disconnect_node')
bl_label = "Disconnect"
output_node_name: bpy.props.StringProperty()
@ -420,9 +336,13 @@ class MATERIAL_OP_disconnect_node(bpy.types.Operator):
return {'FINISHED'}
class MATERIAL_PT_material_settings_surface(MATERIALX_ChildPanel):
bl_label = "surfaceshader"
bl_parent_id = 'MATERIAL_PT_material'
class MATERIAL_PT_materialx_output(bpy.types.Panel):
bl_label = ""
bl_parent_id = MATERIAL_PT_materialx.bl_idname
bl_space_type = 'PROPERTIES'
bl_region_type = 'WINDOW'
out_key = ""
@classmethod
def poll(cls, context):
@ -437,7 +357,7 @@ class MATERIAL_PT_material_settings_surface(MATERIALX_ChildPanel):
layout.label(text="No output node")
return
input = output_node.inputs[self.bl_label]
input = output_node.inputs[self.out_key]
link = next((link for link in input.links if link.is_valid), None)
split = layout.split(factor=0.4)
@ -450,7 +370,7 @@ class MATERIAL_PT_material_settings_surface(MATERIALX_ChildPanel):
box.scale_x = 0.7
box.scale_y = 0.5
op = box.operator(MATERIAL_OP_invoke_popup_shader_nodes.bl_idname, icon='HANDLETYPE_AUTO_CLAMP_VEC')
op.input_num = output_node.inputs.find(self.bl_label)
op.input_num = output_node.inputs.find(self.out_key)
if link and is_mx_node_valid(link.from_node):
row.prop(link.from_node, 'name', text="")
@ -462,7 +382,6 @@ class MATERIAL_PT_material_settings_surface(MATERIALX_ChildPanel):
row.label(icon='BLANK1')
if not link:
layout.label(text="No input node")
return
if not is_mx_node_valid(link.from_node):
@ -477,102 +396,23 @@ class MATERIAL_PT_material_settings_surface(MATERIALX_ChildPanel):
link.from_node.draw_node_view(context, layout)
class MATERIAL_PT_material_settings_displacement(MATERIALX_ChildPanel):
bl_label = "displacementshader"
bl_parent_id = 'MATERIAL_PT_material'
class MATERIAL_PT_materialx_surfaceshader(MATERIAL_PT_materialx_output):
bl_idname = utils.with_prefix('MATERIAL_PT_materialx_surfaceshader', '_', True)
bl_label = "Surface Shader"
@classmethod
def poll(cls, context):
return bool(mx_properties(context.material).mx_node_tree)
def draw(self, context):
layout = self.layout
node_tree = mx_properties(context.material).mx_node_tree
output_node = node_tree.output_node
if not output_node:
layout.label(text="No output node")
return
input = output_node.inputs[self.bl_label]
link = next((link for link in input.links if link.is_valid), None)
split = layout.split(factor=0.4)
row = split.row(align=True)
row.alignment = 'RIGHT'
row.label(text='Displacement')
row = split.row(align=True)
box = row.box()
box.scale_x = 0.7
box.scale_y = 0.5
op = box.operator(MATERIAL_OP_invoke_popup_shader_nodes.bl_idname, icon='HANDLETYPE_AUTO_CLAMP_VEC')
op.input_num = output_node.inputs.find(self.bl_label)
if link and is_mx_node_valid(link.from_node):
row.prop(link.from_node, 'name', text="")
else:
box = row.box()
box.scale_y = 0.5
box.label(text='None')
row.label(icon='BLANK1')
if not link:
layout.label(text="No input node")
return
if not is_mx_node_valid(link.from_node):
layout.label(text="Unsupported node")
return
link = pass_node_reroute(link)
if not link:
return
layout.separator()
link.from_node.draw_node_view(context, layout)
out_key = 'surfaceshader'
class MATERIAL_PT_output_node(MATERIALX_ChildPanel):
bl_label = ""
bl_parent_id = 'MATERIAL_PT_material'
@classmethod
def poll(cls, context):
return not bool(mx_properties(context.material).mx_node_tree)
def draw(self, context):
layout = self.layout
node_tree = context.material.node_tree
output_node = mx_properties(context.material).output_node
if not output_node:
layout.label(text="No output node")
return
input = output_node.inputs[self.bl_label]
layout.template_node_view(node_tree, output_node, input)
class MATERIAL_PT_output_surface(MATERIAL_PT_output_node):
bl_label = "Surface"
class MATERIAL_PT_output_displacement(MATERIAL_PT_output_node):
bl_label = "Displacement"
class MATERIAL_PT_materialx_displacementshader(MATERIAL_PT_materialx_output):
bl_idname = utils.with_prefix('MATERIAL_PT_materialx_sdisplacementshader', '_', True)
bl_label = "Displacement Shader"
bl_options = {'DEFAULT_CLOSED'}
class MATERIAL_PT_output_volume(MATERIAL_PT_output_node):
bl_label = "Volume"
bl_options = {'DEFAULT_CLOSED'}
out_key = 'displacementshader'
class MATERIAL_OP_export_mx_file(bpy.types.Operator, ExportHelper):
bl_idname = utils.with_prefix("material_export_mx_file")
bl_idname = utils.with_prefix('material_export_mx_file')
bl_label = "Export MaterialX"
bl_description = "Export material as MaterialX node tree to .mtlx file"
@ -659,7 +499,7 @@ class MATERIAL_OP_export_mx_file(bpy.types.Operator, ExportHelper):
class MATERIAL_OP_export_mx_console(bpy.types.Operator):
bl_idname = utils.with_prefix("material_export_mx_console")
bl_idname = utils.with_prefix('material_export_mx_console')
bl_label = "Export MaterialX to Console"
bl_description = "Export material as MaterialX node tree to console"
@ -672,7 +512,8 @@ class MATERIAL_OP_export_mx_console(bpy.types.Operator):
return {'FINISHED'}
class MATERIAL_PT_tools(MATERIALX_Panel):
class MATERIAL_PT_tools(bpy.types.Panel):
bl_idname = utils.with_prefix('MATERIAL_PT_tools', '_', True)
bl_label = "MaterialX Tools"
bl_space_type = "NODE_EDITOR"
bl_region_type = "UI"
@ -691,50 +532,18 @@ class MATERIAL_PT_tools(MATERIALX_Panel):
layout.operator(MATERIAL_OP_export_mx_file.bl_idname, text="Export MaterialX to file", icon='EXPORT')
class MATERIAL_PT_dev(MATERIALX_ChildPanel):
class MATERIAL_PT_dev(bpy.types.Panel):
bl_idname = utils.with_prefix('MATERIAL_PT_dev', '_', True)
bl_label = "Dev"
bl_parent_id = 'MATERIAL_PT_tools'
bl_parent_id = MATERIAL_PT_tools.bl_idname
bl_space_type = "NODE_EDITOR"
bl_region_type = "UI"
@classmethod
def poll(cls, context):
return addon_preferences().dev_tools
preferences = addon_preferences()
return preferences.dev_tools if preferences else True
def draw(self, context):
layout = self.layout
layout.operator(MATERIAL_OP_export_mx_console.bl_idname)
def depsgraph_update(depsgraph):
context = bpy.context
mx_node_tree = None
if hasattr(context, 'object') and context.object and context.object.active_material:
mx_node_tree = mx_properties(context.object.active_material).mx_node_tree
# trying to show MaterialX area with node tree or Shader area
screen = context.screen
if not hasattr(screen, 'areas'):
return
for window in context.window_manager.windows:
for area in window.screen.areas:
if not mx_node_tree:
if area.ui_type != utils.with_prefix('MxNodeTree'):
continue
area.ui_type = 'ShaderNodeTree'
continue
if area.ui_type not in (utils.with_prefix('MxNodeTree'), 'ShaderNodeTree'):
continue
space = next(s for s in area.spaces if s.type == 'NODE_EDITOR')
if space.pin or space.shader_type != 'OBJECT':
continue
area.ui_type = utils.with_prefix('MxNodeTree')
space.node_tree = mx_node_tree
mx_node_tree.update_links()

6
materialx/matlib/ui.py
View File

@ -84,12 +84,16 @@ class MATLIB_OP_load_package(bpy.types.Operator):
class MATLIB_PT_matlib(bpy.types.Panel):
bl_idname = utils.with_prefix("MATLIB_PT_matlib", '_', True)
bl_label = "Material Library"
bl_label = "MaterialX Library"
bl_context = "material"
bl_region_type = 'WINDOW'
bl_space_type = 'PROPERTIES'
bl_options = {'DEFAULT_CLOSED'}
@classmethod
def poll(cls, context):
return context.material
def draw(self, context):
layout = self.layout
matlib_prop = utils.mx_properties(context.window_manager).matlib

8
materialx/node_tree.py
View File

@ -253,10 +253,10 @@ class MxNodeTree(bpy.types.ShaderNodeTree):
def update_(self):
self.update_links()
# TODO: Uncomment
# for material in bpy.data.materials:
# if material.hdusd.mx_node_tree and material.hdusd.mx_node_tree.name == self.name:
# material.hdusd.update()
for material in bpy.data.materials:
if utils.mx_properties(material).mx_node_tree and \
utils.mx_properties(material).mx_node_tree.name == self.name:
utils.mx_properties(material).update()
for window in bpy.context.window_manager.windows:
for area in window.screen.areas:

3
materialx/nodes/ui.py
View File

@ -195,7 +195,8 @@ class NODES_PT_dev(bpy.types.Panel):
@classmethod
def poll(cls, context):
return addon_preferences().dev_tools
preferences = addon_preferences()
return preferences.dev_tools if preferences else True
def draw(self, context):
layout = self.layout

4
materialx/preferences.py
View File

@ -37,4 +37,8 @@ class AddonPreferences(bpy.types.AddonPreferences):
def addon_preferences():
if ADDON_ALIAS not in bpy.context.preferences.addons:
return None
return bpy.context.preferences.addons[ADDON_ALIAS].preferences

4
materialx/utils.py
View File

@ -28,6 +28,8 @@ MATLIB_FOLDER = "matlib"
MATLIB_DIR = ADDON_DATA_DIR / MATLIB_FOLDER
MATLIB_URL = "https://api.matlib.gpuopen.com/api"
TEMP_FOLDER = "bl-materialx"
SUPPORTED_FORMATS = {".png", ".jpeg", ".jpg", ".hdr", ".tga", ".bmp"}
DEFAULT_FORMAT = ".hdr"
BLENDER_DEFAULT_FORMAT = "HDR"
@ -331,7 +333,7 @@ def export_mx_to_file(doc, filepath, *, mx_node_tree=None, is_export_deps=False,
def temp_dir():
d = Path(tempfile.gettempdir()) / "blender-mx"
d = Path(tempfile.gettempdir()) / TEMP_FOLDER
if not d.is_dir():
log("Creating temp dir", d)
d.mkdir()